Home / 15,553.15-23,328.01-5,555.76

Finding the Fourth Proportional to 15,553.15, 23,328.01 and 5,555.76

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Solution

The fourth proportional to 15,553.15, 23,328.01 and 5,555.76 is: 8,333.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,553.15 : 23,328.01 = 5,555.76 : x
  2. Step 2: Convert to fraction form
    15,553.15/23,328.01 = 5,555.76/x
  3. Step 3: Cross multiply
    15,553.15x = 23,328.01 × 5,555.76
  4. Step 4: Simplify right side
    15,553.15x = 129,604,824.84
  5. Step 5: Solve for x
    x = 129,604,824.84/15,553.15
  6. Step 6: Final answer
    x = 8,333.03

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.